Ben Justin takes over a ranch next to Shiloh. He has had a string of bad luck including the death of his first wife. His son wants to help him but Ben keeps him and his wife Mary at arms length out of fear they will see the real Ben.

A renown bronc buster is hired to break a group of rough mustangs at Shiloh. He picks Randy who is green to help him and Randy comes to idolize him as they break a black stallion. However, unknown to Randy there is a dark side to man.